CN201859992U - Universal serial bus connector - Google Patents

Abstract

The utility model provides a universal serial bus connector, which comprises a seat body and a shielding shell, wherein the front side of the base of the seat body extends outwards to form a first butt joint part and a second butt joint part which are arranged along the transverse direction and are provided with a plurality of terminals, a notch is arranged on the front side between the first butt joint part and the second butt joint part, the shielding shell covers the periphery of the seat body, a foolproof part extending inwards to the front side of the base from an opening part is convexly arranged on the bottom surface between a first slot and a second slot formed on one side of the shielding shell, when an external connector is inserted along the foolproof part, a blocking piece extending from the rear of the foolproof part towards the notch of the front side of the seat body can be abutted against the inner wall surface of the notch on the seat body to form the effect of blocking and positioning, the foolproof part is prevented from warping or deformation caused by the pushing of a plug of the external connector or improper, thereby achieving the purpose of improving the structural strength of the fool-proof part and ensuring the stability and reliability of the whole structure.

Description

Universal Serial Bus connector

technical field

The utility model provides a universal serial bus connector, in particular, a slot is provided on the front side of the seat body, and a shielding shell covered by the seat body is located on the bottom surface between the two slots, and a fool-proof part is protruded, and The effect of improving the structural strength is achieved by using the blocking piece extending in the direction of the notch on the front side of the seat body to cooperate with the notch on the fool-proof portion. the

Background technique

The rapid development of today's electronic technology has made the type of computer develop from a desktop computer to a small, portable notebook computer, which is ubiquitous in every corner of the society, and when users want to perform data and signal transmission or communicate with When other peripheral devices are connected, a so-called peripheral device interface is required, and the universal serial bus (USB) is still the mainstream of the peripheral device interface widely used in most electronic products on the market. the

However, in response to the trend of portability, portability, and miniaturization of electronic products, the USB connector has derived a miniaturized design, which is called a small USB connector, and according to different plug specifications and types, It can also be divided into A/B type (Type A/B, Mini A/B, Micro AB/B Type) to be used in various small electronic products, such as: mobile phones, digital cameras, card readers, game consoles, photography Devices and portable hard disks, etc., can be integrated with more functions. Compared with the USB Mini plug, the overall height of the USB Micro is halved and the width is almost the same. Therefore, it is used in many new smart phones and personal digital assistants ( On the PDA), the USB Micro connector is used instead of the USB Mini connector. the

Furthermore, as the transmission rate of USB connectors and the power requirements of terminal electronic products continue to increase, some companies have developed a new specification USB3.0 standard, whose transmission rate can reach 4.8Gbps, and the improvement of power supply capacity can reduce the charging time Half, can also connect more peripheral devices, and has interrupt-driven protocol to perform interrupt mode in the standby state, effectively reducing power consumption and other characteristics, so that the transmission rate and quality of the USB3.0 connector is bound to be greatly improved improved and more stable. the

Please refer to Figure 6, which is a front sectional view of a commonly used connector. It can be clearly seen from the figure that a commonly used electrical connector includes an insulating body A, and a plurality of terminals B integrally formed inside the insulating body A and A metal shell C that can surround the outside of the insulating body A, wherein the front of the body part A1 of the insulating body A protrudes from the first substrate A11 and the second substrate A12, and a metal shell C is formed inside the metal shell C for external use. The fitting space C0 where the connector D is inserted, and a fool-proof part C2 is provided between two consecutive fitting parts C1 formed in the width direction of the fitting space C0, and the fool-proof part C2 is located in one of the fitting parts C1 The side is formed with an inclined surface C21. When the external connector D is inserted into the fitting part C1, the fool-proof part C2 can prevent mis-insertion of the external connector D, which has a fool-proof function. the

The above-mentioned miniaturized USB connectors (such as USB 3.0 Micro connectors) are generally faced with the problem that when the external connector D plug (Plug) is inserted into the fitting part C1 socket ( When fitting in the Receptacle), the position can only be limited by the stamped and bent part C2 of the metal shell C. If the user applies too much force or the fitting direction is wrong, it is easy to cause foolproofing After the part C2 is pushed, the metal shell C warps or deforms due to insufficient strength, and the overall structure is unstable, which causes the external connector D to loosen and fall out of the metal shell C, or even due to pushing Or the structural damage of the metal shell C caused by improper use, which will affect the effect of electrical contact between multiple terminals B and the external connector D, as well as the stability of signal transmission, need to be redesigned by those engaged in this industry to solve it . the

Utility model content

In view of the problems and deficiencies of the above-mentioned commonly used connectors, the author collected relevant data, evaluated and considered in many ways, and used years of research and development experience in this industry to continuously try and modify. The purpose of this utility model is to design this connector. A Universal Serial Bus connector. the

In order to achieve the above purpose, a universal serial bus connector provided by the utility model includes a seat body and a shielding shell, the seat body has a base, and extends outward on the front side of the base. The first docking part and the second docking part, and a plurality of terminals are positioned on the first docking part and the second docking part, and a slot is opened on the front side of the base between the first docking part and the second docking part ; The shielding shell covers the periphery of the seat body, and a first slot and a second slot are formed on one side of the shielding shell corresponding to the first docking portion and the second docking portion, and are located in the first slot The bottom surface between the second slot protrudes upwards and is provided with a fool-proof part extending from the opening toward the inside to the front side of the base, and then the fool-proof part extends toward the direction of the slot on the front side of the base. It is held on the inner wall of the slot to form a stopper for positioning. the

Beneficial effects of the utility model: the utility model is that the shielding shell is located at the back of the fool-proof part and extends toward the direction of the slot on the front side of the seat body. The inner wall of the slot on the front side of the seat forms a blocking and positioning effect, which can effectively prevent the plug of the external connector from warping or deforming the shielding shell due to pushing or improper use, thereby improving The holding force and structural strength of the fool-proof part ensure the stability and reliability of the overall structure, and achieve good electrical contact and signal transmission effects. the

Description of drawings

Fig. 1 is a three-dimensional appearance view of the utility model. the

Fig. 2 is a three-dimensional exploded view of the utility model. the

Fig. 3 is a three-dimensional exploded view of the utility model when assembled. the

Fig. 4 is a three-dimensional sectional view of the utility model after assembly. the

Fig. 5 is a front view of a preferred embodiment of the utility model. the

Fig. 6 is a front sectional view of a commonly used connector. the

【Description of main component symbols】

1 seat body

11 Base 14 Terminals

111 Front side 141 Contact part

12 First docking part 142 Welding part

121 Terminal slot 15 Missing slot

13 Second docking part 16 Stop side edge

131 Terminal slot

2 shielding case

20 Accommodating space 231 Inclined surface

21 first slot 232 vertical plane

22 second slot 24 blank

23 Foolproof Department 25 Guidance Department

3 external connectors

31 plug

A Insulation Body

A1 Body part A12 Second substrate

A11 First Substrate

B terminal

C metal shell

C0 Fitting Space C2 Fool-proof Department

C1 Fitting part C21 Inclined surface

D External Connector

Detailed ways

In order to achieve the above-mentioned purpose and structure, the technical means adopted by the utility model and its effects, the drawings illustrate the structure and functions of the preferred embodiments of the utility model as follows, in order to fully understand. the

Please refer to Figures 1, 2, 3, and 4, which are respectively the three-dimensional appearance diagram, the three-dimensional exploded view, the three-dimensional exploded view during assembly, and the three-dimensional sectional view after assembly of the utility model. It can be clearly seen from the figure that the present utility model The utility model includes a seat body 1 and a shielding shell 2, wherein:

The seat body 1 has a base 11, and a first docking portion 12 extending outwards from the front side 111 of the base 11 along the lateral arrangement and electrically docking with the external connector 3 (as shown in FIG. 5 ). and the second docking portion 13, and a plurality of terminals 14 are respectively positioned on the bottom surfaces of the first docking portion 12 and the second docking portion 13; and the base 11 is located on the front side 111 between the first docking portion 12 and the second docking portion 13 A slot 15 is opened on the top, and stop side edges 16 are respectively provided on the upper and lower surfaces of the base 11 away from the slot 15 . the

Furthermore, the joining method of the first butt joint part 12, the second joint part 13 and the plurality of terminals 14 in this preferred embodiment is only a preferred implementation state, and is not practical in this preferred embodiment. The main feature of the new model is that the bottom surfaces of the first docking part 12 and the second docking part 13 can also be provided with a plurality of terminal slots 121, 131 respectively, and one side of the plurality of terminals 14 can be provided with exposed terminal slots 121, 131 outside the contact portion 141, and the other side of the contact portion 141 is provided with a welding portion 142 that can pass through the rear of the base 11, so that a plurality of terminals 14 can be respectively passed through the first docking portion 12 and the second docking portion 13 The terminal grooves 121, 131 of the terminal slots are combined into one body in a separate configuration. the

The shielding case 2 covers the periphery of the seat body 1, and an accommodating space 20 for accommodating the seat body 1 is formed inside the shielding case 2, and one side of the accommodating space 20 corresponds to the first docking portion 12, the second A first slot 21 and a second slot 22 of different widths are formed at the two docking portions 13 for insertion of the external connector 3 , and the shielding case 2 is located between the first slot 21 and the second slot 22 A fool-proof portion 23 with an inclined surface 231 and a vertical surface 232 protrudes upward from the bottom surface. The fool-proof portion 23 extends from the openings of the first slot 21 and the second slot 22 to the front side of the base 11 inwardly. 111, and then the fool-proof part 23 is away from the first slot 21 and the other side of the opening of the second slot 22 is extended toward the slot 15 on the front side 111 of the base 11, and there is at least one that can be held against the inner wall of the slot 15 Form the horizontal and vertical direction blocking and positioning and suspended blocking plate 24; in addition, the shielding shell 2 is located at the opening of the first slot 21 and the second slot 22 and is bent outward to guide the external The connector 3 follows a plurality of guides 25 into which the foolproof portion 23 is inserted. the

When the utility model is assembled, first cover the shielding shell 2 around the base 1, so that the base 11 of the base 1 is accommodated in the accommodation space 20 of the shielding shell 2, and the shielding shell After the rear edge of the body 2 is abutted against the upper and lower surfaces of the base 11 and is firmly positioned on the side edge 16, the first butt joint 12 and the second abutment portion 12 extending outward from the front side 111 of the base 11 can be extended outward. The docking part 13 extends into the first slot 21 and the second slot 22 respectively, and at the same time keeps the fool-proof part 23 away from the first slot 21 and the blocking piece 24 on the other side of the second slot 22 against the missing slot 15 The horizontal and vertical blocking positioning is formed on the inner wall surface, and after the blocking piece 24 is positioned in the slot 15, the first butt joint portion 12 and the second butt joint portion 13 in front of the base 11 can be used to cooperate with a plurality of terminals 14 and The first slot 21 and the second slot 22 of the shielding shell 2 form a socket that meets the miniaturized USB connector (such as USB3.0 Micro AB/BType), and the overall assembly of the utility model is completed. the

Please refer to Fig. 2, 3, 4, and 5 at the same time, which are respectively the three-dimensional exploded view of the present utility model, the three-dimensional exploded view during assembly, the assembled three-dimensional sectional view and the front view of the preferred embodiment, which can be seen from the figure It can be clearly seen that when the above-mentioned components are in use, the seat body 1 is first positioned on the predetermined circuit board, and a plurality of terminals 14 pass through the welding portion 142 at the bottom of the rear bottom of the seat body 1 and welded to the predetermined circuit board. To form an electrical connection, when the plug 31 on the external connector 3 is inserted into the first slot 21 by the guide part 25 at the opening of the shielding case 2, the bottom of the plug 31 can be positioned along the foolproof part 23. The inclined surface 231 at the inner side of the first slot 21 is pushed in, so that it will not be locked with the fool-proof part 23. , the bottom of the plug 31 will be directly against the fool-proof part 23 to form a stuck state, and the external connector 3 cannot be pushed into the first slot 21 to prevent the first docking part 12 from being pushed into the first slot 21. The multiple terminals 14 are twisted and deformed by the push of the unsuitable external connector 3, and even cause electrical connection failure, and have a good fool-proof function, and when the external connector 3 is fully inserted to the first After a slot 21 is inserted, the shrapnel of the metal shell of the plug 31 can be snapped into the corresponding button hole (not shown) on the top surface of the shielding shell 2, and at the same time, the first butt joint 12 The contact portion 141 on one side of the plurality of terminals 14 is in a good electrical contact state with the conductive terminals of the plug 31, so that the external connector 3 can be used to connect to the preset electronic device for signal transmission, and through the shielding The shell 2 guides the electromagnetic wave interference generated around the connector and the noise on the preset circuit board to the ground terminal for quick release, thereby realizing the effect of grounding. the

When the external connector 3 is inserted into the first slot 21 of the shielding case 2, if the user exerts too much force or the insertion direction is wrong, it can be resisted by the blocking piece 24 extending behind the foolproof part 23. The inner wall of the slot 15 on the front side 111 of the seat body 1 cooperates with each other to form a horizontal and vertical blocking positioning, which can effectively prevent the inclined surface 231 of the foolproof part 23 from being improperly pushed by the external connector 3. The extrusion causes the shielding shell 2 to warp or deform, thereby improving the holding force and structural strength of the foolproof part 23, and at the same time preventing the external connector 3 from loosening or falling out of the shielding shell 2 when plugged in, and then It can ensure the stability and reliability of the overall structure, and achieve good electrical contact and signal transmission effects. the

In addition, the above description is only a preferred embodiment of the utility model, and does not limit the patent scope of the utility model. The shielding shell 2 of the utility model is located behind the fool-proof part 23 and faces the front side 111 of the seat body 1. The blocking piece 24 extending in the direction of 15 is the same as the insertion direction of the first slot 21, and will not be limited by the location and space, so that the blocking piece 24 can be held against the corresponding defect on the front side 111 of the seat body 1. The effect of blocking and positioning is formed at the inner wall of the groove 15, which can effectively prevent the plug 31 of the external connector 3 from being warped or deformed due to pushing or improper use, and at the same time prevent the external connector 3 from being warped or deformed. Loose or out of the shielding shell 2 to ensure the stability and reliability of the overall structure, and the baffle 24 can also be designed in a curved, protruding or stepped shape, and cooperate with the front side 111 of the seat body 1. The inner wall surfaces of the slots 15 resist each other to improve the holding force and structural strength of the fool-proof part 23. Therefore, all forms that can achieve the aforementioned effects should be covered by the present invention. Such simple modifications and equivalent structural changes, All should be included in the scope of the patent of the present utility model in the same way, together give Chen Ming. the

To sum up, the universal serial bus connector of this utility model can indeed achieve its function and purpose, so the utility model is a creation with excellent practicability, and it actually meets the application requirements of a new patent, and the application is filed according to law. the

Claims (8)

1. A universal serial bus connector, comprising a seat body and a shielding shell, characterized in that: The seat body has a base, and a first butt joint portion and a second butt joint portion arranged laterally extend outward on the front side of the base, and a plurality of terminals are positioned on the first butt joint portion and the second butt joint portion, And the base is located on the front side between the first docking part and the second docking part to open a slot; The shielding shell covers the periphery of the seat body, and a first slot and a second slot are formed on one side of the shielding shell corresponding to the first docking part and the second docking part, and are located between the first slot and the second docking part. The bottom surface between the second slots protrudes upwards and is provided with a fool-proof part extending from the opening toward the inside to the front side of the base, and then the fool-proof part extends toward the direction of the slot on the front side of the base. At least one can resist A block for blocking and positioning is formed on the inner wall of the slot. 2. The Universal Serial Bus connector as claimed in claim 1, wherein the base body is provided with a plurality of terminal grooves on the first docking portion and the second docking portion of the base respectively, and one side of the plurality of terminals The contact parts that can expose the terminal slots and form electrical contact with the external connector are respectively provided, and the other side of the contact parts is provided with a welding part that can pass through the back of the base and be welded on the preset circuit board. 3. The universal serial bus connector according to claim 1, characterized in that, the rear surface of the base of the seat body away from the other side of the slot is provided with a stopper side for the rear edge of the shielding shell to be held against to form a position edge. 4. The Universal Serial Bus connector according to claim 1, characterized in that, the inside of the shielding shell is formed with an accommodating space for accommodating the base body, and the shielding shell is located in the first slot and the second slot A plurality of guiding parts that can guide the insertion of the external connector are bent and extended outward from the opening on one side. 5 . The USB connector as claimed in claim 1 , wherein the fool-proof portion of the shielding shell is located inside the first slot to form an inclined surface for the external connector to resist and push in. 6 . 6. The Universal Serial Bus connector according to claim 1, characterized in that, the blocking piece extending from the back of the fool-proof part of the shielding shell toward the direction of the groove on the front side of the seat body is the same as the insertion direction of the first slot . 7. The Universal Serial Bus connector according to claim 1, wherein the first docking portion and the second docking portion of the base cooperate with the first slot and the second slot of a plurality of terminals and the shielding case Combined into a socket that can meet the USB 3.0 Micro AB Type. 8. The USB connector as claimed in claim 1, wherein the first docking portion and the second docking portion of the base cooperate with the first slot and the second slot of a plurality of terminals and the shielding case Combined into a socket that can comply with USB 3.0 Micro B Type.

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